> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/harness-platform/3.0/harness-platform-resources/authentication.md).

# Authentication

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[Overview](/harness-platform/3.0/harness-platform-resources/authentication/authentication-overview.md)
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[Overview of Single Sign-On with SAML](/harness-platform/3.0/harness-platform-resources/authentication/single-sign-on-saml.md)
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[Manage public keys](/harness-platform/3.0/harness-platform-resources/authentication/manage-public-keys.md)
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[Single Sign-On (SSO) with LDAP](/harness-platform/3.0/harness-platform-resources/authentication/single-sign-on-sso-with-ldap.md)
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[Single Sign-On (SSO) with OAuth](/harness-platform/3.0/harness-platform-resources/authentication/single-sign-on-sso-with-oauth.md)
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[Single Sign-On (SSO) with OpenID Connect (OIDC)](/harness-platform/3.0/harness-platform-resources/authentication/single-sign-on-sso-with-oidc.md)
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[Switch account](/harness-platform/3.0/harness-platform-resources/authentication/switch-account.md)
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[Two-factor authentication](/harness-platform/3.0/harness-platform-resources/authentication/two-factor-authentication.md)
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